34904839 has 2 divisors, whose sum is σ = 34904840. Its totient is φ = 34904838.

The previous prime is 34904773. The next prime is 34904851. The reversal of 34904839 is 93840943.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34904839 - 2¹³ = 34896647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34904039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17452419 + 17452420.

It is an arithmetic number, because the mean of its divisors is an integer number (17452420).

Almost surely, 2^34904839 is an apocalyptic number.

34904839 is a deficient number, since it is larger than the sum of its proper divisors (1).

34904839 is an equidigital number, since it uses as much as digits as its factorization.

34904839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 34904839 is about 5908.0317365431. The cubic root of 34904839 is about 326.8099067543.

The spelling of 34904839 in words is "thirty-four million, nine hundred four thousand, eight hundred thirty-nine".